"David G. Johnston" <david.g.johnston@gmail.com> writes:
> On Monday, May 17, 2021, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> It looks like it won't be started if you set
>> max_logical_replication_workers = 0.
> I was wondering about that. Would you mind posting a link to the code
> where that is checked? I actually looked though admittedly not that hard.
See ApplyLauncherRegister() in src/backend/replication/logical/launcher.c.
That's called from PostmasterMain(). It doesn't actually *launch* the
process, but it creates the background worker record that causes it to
be started a little later.
regards, tom lane